/// <summary>
/// Draw the terrain out, using the spritebatch and
/// specified world camera.
/// </summary>
/// <param name="spriteBatch"></param>
/// <param name="worldCamera"></param>
public void Draw(SpriteBatch spriteBatch, WorldCamera worldCamera)
{
Rectangle viewRect = worldCamera.getRectangle();
int xStart = ( viewRect.Left < 0)?(int)Math.Floor(viewRect.Left / (float)Tiles.TILE_WIDTH): viewRect.Left/Tiles.TILE_WIDTH;
int xEnd = (viewRect.Left < 0) ? (int)Math.Floor(viewRect.Right / (float)Tiles.TILE_WIDTH) : viewRect.Right / Tiles.TILE_WIDTH;
int yStart = (viewRect.Top < 0) ? (int)Math.Floor(viewRect.Top / (float)Tiles.TILE_HEIGHT) : viewRect.Top / Tiles.TILE_HEIGHT;
int yEnd = (viewRect.Bottom < 0) ? (int)Math.Floor(viewRect.Bottom / (float)Tiles.TILE_HEIGHT) : viewRect.Bottom / Tiles.TILE_HEIGHT;
for (int i = xStart; i <= xEnd; i++)
for (int j = yStart; j <= yEnd; j++)
{
// If we're outside the bounds of the tilemap, do nothing.
// TODO: Consider an option to handle wrapping.
if (i < 0 || i >= _mapWidth || j < 0 || j >= _mapHeight)
continue;
_data[i, j].Draw(spriteBatch, _terrainTexture, i * Tiles.TILE_WIDTH, j * Tiles.TILE_HEIGHT);
}
}
/// <summary>
/// Allows the game to perform any initialization it needs to before starting to run.
/// This is where it can query for any required services and load any non-graphic
/// related content. Calling base.Initialize will enumerate through any components
/// and initialize them as well.
/// </summary>
protected override void Initialize()
{
// TODO: Add your initialization logic here
// Initialize camera
worldCamera = new WorldCamera(this.GraphicsDevice);
guiCamera = new Camera(this.GraphicsDevice);
base.Initialize();
// We need to move this down because we need LoadContent to load up numbers.
fpsCounter = new FPSCounter(numbers, new Rectangle(0, 0, 8, 10), Color.Yellow);
// Initialize random map data for testing
terrain = new Tilemap(1000, 1000, myTexture);
terrain.MapFillPattern1();
}
